Submission #654269

#	Time	Username	Problem	Language	Result	Execution time	Memory
654269		Hanksburger	Baloni (COCI15_baloni)	C++17	100 / 100	210 ms	3932 KiB

baloni

#include <bits/stdc++.h>
using namespace std;
multiset<int> s;
int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int n, cnt=0;
    cin >> n;
    for (int i=1; i<=n; i++)
    {
        int x;
        cin >> x;
        auto itr=s.lower_bound(x);
        if (itr!=s.end() && (*itr)==x)
            s.erase(itr);
        else
            cnt++;
        s.insert(x-1);
    }
    cout << cnt;
}

• Subtask 1: 100 / 100